Audio speaker cabinet



FIG. 1 is a front elevation view of an audio speaker cabinet, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof; and

FIG. 4 is an elevation as seen from the side opposite FIG. 3.

The undisclosed rear portions of the speaker cabinet are plain and unornamented. 

The ornamental design for an audio speaker cabinet, as shown and described. 